PPT-Measuring and Fingerprinting click-spam in ad networks

By Vacha Dave Saikat guha and yin zhang Presenter Uddipan chatterjee Key Ideas Advertisement plays an important role in the promotion and sale of all products Clickspam is fraudulent process of getting the user to click on a link leading to an ad which they have no interest in. Chapter 14 Notes Part 1. James Earl Ray: Conspirator or Lone Gunman?. In 1968, James Earl Ray was arrested for the assassination of Dr. Martin Luther King, Jr. . James Earl Ray: Conspirator or Lone Gunman?. Filtering. Service. Kurt Thomas. , Chris Grier, Justin Ma,. Vern . Paxson. , Dawn Song. University of California, Berkeley. International Computer Science Institute. Motivation. Social Networks. (. Facebook, Twitter). Hongyu. . Gao. , . Yan . Chen, Kathy Lee, Diana . Palsetia. . and . Alok. . Choudhary. Lab for Internet and Security Technology (LIST). Department of EECS. Northwestern University. Background. 2. Background. Fernando. Sanchez, . Zhenhai Duan. Florida State University. Yingfei. Dong. University of Hawaii. Problem Statement. Email header forgery. But to what degree and how well they do it?. Why this is important?. Author : Kirill . Levchenko. , Andreas . Pitsillidis. , . Neha. . Chachra. , Brandon Enright, . M’ark. . F’elegyh’azi. , Chris Grier, Tristan Halvorson, Chris . Kanich. , Christian . Kreibich. threat to Internet users. A collaborative approach. is needed to provide the best spam-mitigation solutions. and security protection. . The Challenge of Spam. Different stakeholders are taking different steps. Myle. . Ott. , . Yejin. . Choi,. . Claire. . Cardie. ,. . Jeffrey. . T.. . Hancock. Cornell. . University. Yu. . Huang. 1. What Does It Mean?. “Finding . Deceptive Opinion Spam. . by Any . Ethan Grefe. December . 13, . 2013. Motivation. Spam email . is constantly cluttering inboxes. Commonly removed using rule based filters. Spam often has . very similar characteristics . This allows . rhetorical context?. SPAM . is a set of tools we’ll use to look at . rhetorical context . and make decisions about how to best communicate our ideas. .. S. ituation:. P. urpose:. A. udience:. M. ode:. Spam:. Spam is unsolicited or undesired electronic junk mail. Characteristics of spam are:. Mass . mailing to large number of recipients. Usually a commercial advertisement. Annoying but usually harmless unless coupled with a fraud based phishing scam . Spam:. Spam is unsolicited or undesired electronic junk mail. Characteristics of spam are:. Mass . mailing to large number of recipients. Usually a commercial advertisement. Annoying but usually harmless unless coupled with a fraud based phishing scam . threat to Internet users. A collaborative approach. is needed to provide the best spam-mitigation solutions. and security protection. . The Challenge of Spam. Different stakeholders are taking different steps. 100 billion spam email per day. Easy to setup spam networks. Low cost of operation. Millions of dollars worth of time and . equipment to combat spam. Techniques used to combat spam. header tests. address whitelist/blacklist. Agenda. Next Generation Antispam Protection . Forefront Overview. Forefront Security for Exchange Server. Forefront Online Security for Exchange. Hybrid Software + Services Solution. Summary. Q&A.